Route on-time record

JFK to SFO: most on-time flights and the best time to fly

New York (John F. Kennedy International Airport) to San Francisco (San Francisco International Airport). 6,707 nonstop flights in Jun 2025 to May 2026, 75% arrived within 15 minutes and 2.0% were cancelled. The most reliable flight number was American 76 at 6:29 AM.

Flying on a specific date? We’ll adjust for the month, the weekday and the forecast.

JFK → SFO

New York to San Francisco: 6,707 nonstop flights a year

On time (12 months)

75%

Cancelled

2.0%

avg delay 19 min

Best time to leave

Before 9 AM

85% on time vs 62% 6 to 9 PM

Most reliable airline

JetBlue

76% chance on time

Check JFK to SFO fares

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Most reliable nonstop flights

Ranked by the chance the flight operates and arrives within 15 minutes of schedule, from Jun 2025 to May 2026 records.

#1 · American 76
6:29 AM → 9:56 AM6h 27m nonstop
Local times, typical schedule. Last flown 2026-05-31.
87%
chance on time
On time (history)
89%
Cancelled
1.8%
Avg arrival delay
8 min
- Arrived on time 89% of the time (330 flights, Jun 2025 to May 2026).
- Leaves in this route's most on-time window (Before 9 AM: 85% on time; 6 to 9 PM: 62%).
- Departs outside JFK's trouble window (1 PM to 7 PM, when 66% of its 167 ground stops and delay programs started).
- Lands inside SFO's trouble window: 61% of its 333 ground stops and delay programs started between 7 AM and 1 PM.
Strong track record · 330 flights
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#2 · JetBlue 215
10:00 AM → 1:43 PM6h 43m nonstop
Local times, typical schedule. Last flown 2026-05-31.
86%
chance on time
On time (history)
88%
Cancelled
0.0%
Avg arrival delay
7 min
- Arrived on time 88% of the time (165 flights, Jun 2025 to May 2026).
- Never cancelled in 165 scheduled flights.
- Departs outside JFK's trouble window (1 PM to 7 PM, when 66% of its 167 ground stops and delay programs started).
Moderate track record · 165 flights
Find JetBlue 215 fares Opens this date on Aviasales
#3 · JetBlue 15
6:00 AM → 9:23 AM6h 23m nonstop
Local times, typical schedule. Last flown 2026-05-31.
85%
chance on time
On time (history)
87%
Cancelled
3.9%
Avg arrival delay
8 min
- Arrived on time 87% of the time (171 flights, Jun 2025 to May 2026).
- Cancelled 3.9% of the time (7 of 178).
- Leaves in this route's most on-time window (Before 9 AM: 85% on time; 6 to 9 PM: 62%).
- Departs outside JFK's trouble window (1 PM to 7 PM, when 66% of its 167 ground stops and delay programs started).
Moderate track record · 171 flights
Find JetBlue 15 fares Opens this date on Aviasales
#4 · JetBlue 115
10:30 AM → 1:56 PM6h 39m nonstop
Local times, typical schedule. Last flown 2026-05-31.
83%
chance on time
On time (history)
85%
Cancelled
1.2%
Avg arrival delay
11 min
- Arrived on time 85% of the time (331 flights, Jun 2025 to May 2026).
- Departs outside JFK's trouble window (1 PM to 7 PM, when 66% of its 167 ground stops and delay programs started).
Strong track record · 331 flights
Find JetBlue 115 fares Opens this date on Aviasales
#5 · JetBlue 1515
8:00 AM → 11:34 AM6h 34m nonstop
Local times, typical schedule. Last flown 2026-05-20.
83%
chance on time
On time (history)
84%
Cancelled
2.3%
Avg arrival delay
8 min
- Arrived on time 84% of the time (171 flights, Jun 2025 to May 2026).
- Leaves in this route's most on-time window (Before 9 AM: 85% on time; 6 to 9 PM: 62%).
- Departs outside JFK's trouble window (1 PM to 7 PM, when 66% of its 167 ground stops and delay programs started).
- Lands inside SFO's trouble window: 61% of its 333 ground stops and delay programs started between 7 AM and 1 PM.
Moderate track record · 171 flights
Find JetBlue 1515 fares Opens this date on Aviasales
#6 · Alaska 227
1:00 PM → 4:43 PM6h 43m nonstop
Local times, typical schedule. Last flown 2026-05-31.
82%
chance on time
On time (history)
86%
Cancelled
2.7%
Avg arrival delay
10 min
- Arrived on time 86% of the time (328 flights, Jun 2025 to May 2026).
- Departs inside JFK's trouble window: 66% of its 167 ground stops and delay programs started between 1 PM and 7 PM.
Strong track record · 328 flights
Find Alaska 227 fares Opens this date on Aviasales
#7 · American 179
11:00 AM → 2:27 PM6h 32m nonstop
Local times, typical schedule. Last flown 2026-05-31.
82%
chance on time
On time (history)
84%
Cancelled
2.5%
Avg arrival delay
10 min
- Arrived on time 84% of the time (356 flights, Jun 2025 to May 2026).
- Departs outside JFK's trouble window (1 PM to 7 PM, when 66% of its 167 ground stops and delay programs started).
Strong track record · 356 flights
Find American 179 fares Opens this date on Aviasales
#8 · Alaska 723
11:30 AM → 2:58 PM6h 28m nonstop
Local times, typical schedule. Last flown 2026-05-31.
79%
chance on time
On time (history)
84%
Cancelled
0.0%
Avg arrival delay
5 min
- Arrived on time 84% of the time (19 flights, Jun 2025 to May 2026).
- Departs outside JFK's trouble window (1 PM to 7 PM, when 66% of its 167 ground stops and delay programs started).
- Short track record (19 flights), so its score leans on the airline's record at this hour.
Limited track record · 19 flights
Find Alaska 723 fares Opens this date on Aviasales
#9 · Delta 363
11:15 AM → 2:46 PM6h 31m nonstop
Local times, typical schedule. Last flown 2026-05-31. Same departure also flew as Delta 680; its record covers all of them.
78%
chance on time
On time (history)
79%
Cancelled
1.2%
Avg arrival delay
16 min
- Arrived on time 79% of the time (342 flights, Jun 2025 to May 2026).
- Departs outside JFK's trouble window (1 PM to 7 PM, when 66% of its 167 ground stops and delay programs started).
Strong track record · 342 flights
Find Delta 363 fares Opens this date on Aviasales
#10 · Delta 669
9:05 AM → 12:26 PM6h 34m nonstop
Local times, typical schedule. Last flown 2026-05-31.
77%
chance on time
On time (history)
79%
Cancelled
3.4%
Avg arrival delay
12 min
- Arrived on time 79% of the time (112 flights, Jun 2025 to May 2026).
- Cancelled 3.4% of the time (4 of 116).
- Departs outside JFK's trouble window (1 PM to 7 PM, when 66% of its 167 ground stops and delay programs started).
- Lands inside SFO's trouble window: 61% of its 333 ground stops and delay programs started between 7 AM and 1 PM.
Moderate track record · 112 flights
Find Delta 669 fares Opens this date on Aviasales

Airlines on this route

Season-adjusted chance of operating and arriving on time.

JetBlue76%
1,946 flights · 78% on time as flown · 2.0% cancel
American Airlines75%
1,421 flights · 78% on time as flown · 2.6% cancel
Delta Air Lines72%
2,230 flights · 73% on time as flown · 1.4% cancel
Alaska Airlines70%
1,110 flights · 70% on time as flown · 2.1% cancel

On time by departure time

All airlines, scheduled local departure, Jun 2025 to May 2026.

Before 9 AM85%
1,587 flights · avg delay 9 min
9 AM to noon81%
1,262 flights · avg delay 13 min
Noon to 3 PM80%
671 flights · avg delay 18 min
3 to 6 PM70%
1,453 flights · avg delay 25 min
6 to 9 PM62%
1,399 flights · avg delay 31 min
After 9 PM69%
335 flights · avg delay 23 min

Best day: Tuesday (83%). Worst: Sunday (74%).

On time by month

All airlines, Jun 2023 to May 2026. Several years per month, so one stormy season doesn't define a month. Travel-month estimates use this seasonal pattern.

What delays this route

Air traffic control and airport volume40%
Late-arriving aircraft29%
Airline (crew, maintenance, boarding)28%
Severe weather3%

Share of delay minutes by the cause airlines report to the US DOT.

Historical odds, not a guarantee. Built from the US DOT Bureau of Transportation Statistics on-time reports (Jun 2025 to May 2026), FAA ground stop and delay program advisories, and 20 years of airport weather observations. Covers US airlines that report to the DOT; schedules are flights operated recently, so confirm times when you book. ATIS Alerts is not affiliated with any airline. Fares are what Aviasales travelers saw in recent searches (USD, one way, 1 adult), not live quotes; the partner site shows the current price. Fare links go to our travel partner and may earn us a commission at no cost to you. Affiliate disclosure

JFK to SFO questions

What time of day is best to fly JFK to SFO?: Before 9 AM: 85% of flights arrived on time, against 62% for departures 6 to 9 PM. Later flights inherit delays from earlier ones, so the first departures of the day usually run best.
Which airline is most on time from JFK to SFO?: JetBlue, with a season-adjusted 76% chance of operating and arriving on time over 1,946 flights. The adjustment compares each airline with what the route did in the months it flew, so a carrier that skipped a stormy month gets no free credit.
What is the worst month for delays on JFK to SFO?: July (72% on time); the best was September (85%), averaged over Jun 2023 to May 2026.
Is this a prediction for my flight?: No. These are historical odds from the US DOT on-time reports, FAA advisories and airport weather records. Check your flight status and the FAA delay board on the day you fly.

More routes from JFK

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